Classically trained clarinetist Jeff Lambert (Bing Crosby) spent his New Orleans youth riffing on Basin Street, and the day came when he teamed with a trumpet player (Brian Donlevy) and a singer (Mary Martin) to try and make his mark playing Dixieland. Tuneful (if not always accurate) account of the beginnings of jazz co-stars Jack Teagarden, J. Carrol Naish, Eddie Anderson, Cecil Kellaway; Songs include "St. Louis Blues," "Memphis Blues," "Melancholy Baby." 87 min. Standard; Soundtrack: English Dolby Digital mono; Subtitles: English (SDH).